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Four red chrome vanadium steel magnetic bit holders 2 4 6 12 inches 1/4 hex shank

NSI

NSI YDF03270923 4pc drill extension bit holder set 2" 4" 6" 12

SKU CH-R5YX-228AV MPN YDF03270923

Four magnetic bit holders in 2", 4", 6" and 12" lengths extend reach for 1/4" hex shank bits in tight spaces

  • Labor warranty1 Year
  • Size or dimensions2 in (60 mm), 4 in (100 mm), 6 in (150 mm), 12 in (300 mm)
  • Main materialChrome Vanadium Steel
  • Color and finishRed
  • Product typeEngine Powered Drill
  • Key features1/4 in Hex Shank
  • Chrome vanadium steel construction delivers long-lasting durability for heavy use
  • Magnetic grip holds bits and catches screws securely during operation
  • Four lengths — 2", 4", 6", 12" — reach deep or tight spaces
  • 1/4" hex shank fits standard drill chucks and impact drivers
  • One-year parts and labour coverage included with the set

Drill extension set for professionals and DIYers

The NSI YDF03270923 provides four magnetic bit holders in 2", 4", 6" and 12" lengths. Chrome vanadium steel construction handles daily impact driving without deforming. A 1/4" hex shank fits standard drill chucks and quick-change adapters. The red finish makes each piece easy to spot in a crowded tool bag.

Capacity and headroom across four lengths

The 60 mm and 100 mm holders cover most cabinet and furniture work. The 150 mm and 300 mm extensions reach deep cavities, engine bays and overhead fixings. Magnetic tips retain 1/4" hex bits and catch dropped screws. The set runs out when a fastener sits beyond 300 mm or requires a non-hex drive.

Thermals noise and power draw in normal use

No motor or electronics are present so the holders generate no heat and draw no current. Operation is silent beyond the drill's own noise. Chrome vanadium steel resists wear from high-torque impacts without overheating. The only limitation is the operator's drill runtime and battery capacity.

How it compares

Measured against everything we stock in Power Drills, Drivers & Cutting Bits, at today’s prices. Recalculated every night.

Price $11.99
Cheaper than about 92% of the 2,412 comparable items (median $81.99).

Specifications

Product
Brand nameNSI
Model nameYDF03270923
Color and finishRed
Product typeEngine Powered Drill
Size & build
Size or dimensions2 in (60 mm), 4 in (100 mm), 6 in (150 mm), 12 in (300 mm)
Main materialChrome Vanadium Steel

Questions about this item

Will the 12" extension reach past my existing 1/4" hex impact driver without wobble?

The 12" (300mm) holder uses a 1/4" hex shank that locks into standard impact drivers, and the magnetic tip holds 1/4" Phillips bits firmly to minimise run-out at full length.

How can I verify the magnetic grip is holding bits correctly on the 6" holder?

Insert a 1/4" Phillips bit — it should snap into the magnetic tip and stay seated when you shake the 6" (150mm) extension; the bit will not fall out during overhead driving.

Which lengths come in the box and do I need separate bits?

The set includes four chrome vanadium steel holders at 2" (60mm), 4" (100mm), 6" (150mm) and 12" (300mm); 1/4" Phillips bits are not included and must be purchased separately.

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